What body systems work together to get cells the oxygen they need to carry out cellular respiration?

a) the digestive and respiratory systems
b) the respiratory and circulatory systems
c)the digestive and circulatory systems
d) the circulatory and excretory systems

which of the following body systems work together to get cells the nutrients they need to carry out cellular respiration ?

a) the digestive and respiratory systems
b) the respiratory and circulatory systems
c)the digestive and circulatory systems
d) the circulatory and excretory systems

Cultures of the lake of the ozarks water samples were grown on enrichment media for identification. however, these organisms are present to some degree in all samples. an important question from a clinical perspective is whether or not there is a significant increase in the fecal coliform populations that would put people's health at risk. if you were part of the team investigating this outbreak, how would you best enumerate the fecal coliform threat? view available hint(s) cultures of the lake of the ozarks water samples were grown on enrichment media for identification. however, these organisms are present to some degree in all samples. an important question from a clinical perspective is whether or not there is a significant increase in the fecal coliform populations that would put people's health at risk. if you were part of the team investigating this outbreak, how would you best enumerate the fecal coliform threat? direct microscopic counts filtration count culture serial dilution count culture plate count culture

Are the earth's ocean floor and continents the same age geologically? why or why not?

Which of the following types of rock would most likely contain a fossil? slate granite lava rock limestone